ABB Universal Brake Chopper for use with any 230V, 400V or 500V 3 ph Inverter having access to DC+ & DC- terminals. Simple to set-up and provides braking for Any Make of existing drive as well as ABB ACS800, ACS850, ACS550 Drives tripping on 'Over-Voltage' or a process suffering from an Extended Stop Ramp.
Rating for use with 400V Inverter:-
Part time: 14.4kW x 60 seconds every 10 minutes
Continuous: 2kW
Minimum External Resistor set required: 22 Ohms
Rating for use with 230V Inverter or 320V DC Bus:-
Part time: xxkW x 60 seconds every 10 minutes
Minimum External Resistor set required: xx Ohms
Rating for use with 500V Inverter:-
18.5kW x 60 seconds every 10 minutes
2kW Continuous
Use with external resistor at 22 Ohms minimum
Setting is adjustable for Inverter Drive supply Voltages of 230V, 400V and 500V.
Parallel connection is available for higher braking powers (requires fibre link - please contact us).
Enclosure Rating: IP54
Dimensions: 157mm Wide x 149mm Deep x 198.5mm high
Mounting: 4 x 7mm holes at 76mm x 186.5mm for rear mounting.
Weight: 2.9kg
Part Number - NBRA-663C
Download the NBRA Brake Chopper manual from the link below...